Things You'll Need
Instructions
Open your computer's browser and type "http://gateway.2wire.net" or "http://192.168.1.254" into the address bar.
Click on "Home Network" and select "Edit Settings."
Select "WEP-Shared" from the Wireless Network Security field and click "Save."
Turn on your Wii and click on the "Wii" button in the lower left-hand corner of the screen.
Click on "Wii Settings" and select "Internet."
Click "Connection Settings" and select "Connection 1."
Click "Wireless Connection" and then select "Search for Access Point." Select your 2Wire router from the list of access points and click "OK."